Pith Number

pith:I5SF3Z2C

pith:2023:I5SF3Z2CBDW5HPSQ3K5K6GSW47

not attested not anchored not stored refs pending

Ehrenfeucht-Fra\"iss\'e Games in Semiring Semantics

Erich Gr\"adel, Lovro Mrkonji\'c, Sophie Brinke

arxiv:2308.04910 v1 · 2023-08-09 · cs.LO · cs.DB · math.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5SF3Z2CBDW5HPSQ3K5K6GSW47}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Provenance Analysis and Semiring Semantics for First-Order Logic

Receipt and verification

First computed	2026-07-05T06:39:44.658751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47645de74208edd3be50dabaaf1a56e7c265aedff003a981e71151b8684bf655

Aliases

arxiv: 2308.04910 · arxiv_version: 2308.04910v1 · doi: 10.48550/arxiv.2308.04910 · pith_short_12: I5SF3Z2CBDW5 · pith_short_16: I5SF3Z2CBDW5HPSQ · pith_short_8: I5SF3Z2C

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/I5SF3Z2CBDW5HPSQ3K5K6GSW47 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 47645de74208edd3be50dabaaf1a56e7c265aedff003a981e71151b8684bf655

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26b6e447e4f9d4acde950c30bf96ecc10310f9b643b3c0055c2d68d3511288ba",
    "cross_cats_sorted": [
      "cs.DB",
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2023-08-09T12:18:01Z",
    "title_canon_sha256": "a887f40468e5b19d09b199ae6c7ba98153971e116e86c21e051bafdf995d1e65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.04910",
    "kind": "arxiv",
    "version": 1
  }
}